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Finding the Fourth Proportional to 191,010.52, 286,515.46 and 50,769.15

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Solution

The fourth proportional to 191,010.52, 286,515.46 and 50,769.15 is: 76,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,010.52 : 286,515.46 = 50,769.15 : x
  2. Step 2: Convert to fraction form
    191,010.52/286,515.46 = 50,769.15/x
  3. Step 3: Cross multiply
    191,010.52x = 286,515.46 × 50,769.15
  4. Step 4: Simplify right side
    191,010.52x = 14,546,145,355.09
  5. Step 5: Solve for x
    x = 14,546,145,355.09/191,010.52
  6. Step 6: Final answer
    x = 76,153.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.